Research methodology:
Kothari, C. R.
Research methodology: Methods and techniques / C.R. Kothari. - 2nd ed. - New Delhi : Wishwa Prakashan, c1990 - xi, 468 p. : ill. ; 22 cm.
8173280363
Social science--Research--Methodology
300.72 / KOT
Research methodology: Methods and techniques / C.R. Kothari. - 2nd ed. - New Delhi : Wishwa Prakashan, c1990 - xi, 468 p. : ill. ; 22 cm.
8173280363
Social science--Research--Methodology
300.72 / KOT